Refactor: Don't add feature type information to JSON representation of LHS that is constructed server-side.
Refactor: Don't add feature type information to JSON representation of
LHS that is constructed server-side.

When constructing the list of pairs to add to the top-level AVM
representing the requested rule's LHS, this information can be obtained
from the feature inventory.

itsjeyd/ODE,itsjeyd/ODE,itsjeyd/ODE,itsjeyd/ODE